Class information for:
Level 1: ISM ABUNDANCES//ULTRAVIOLET ISM//ISM MOLECULES

Basic class information
Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
23 4 ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 393400
1 3       ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 234120
63 2             STARS FORMATION//ISM CLOUDS//ISM MOLECULES 28877
7411 1                   ISM ABUNDANCES//ULTRAVIOLET ISM//ISM MOLECULES 1397

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ISM ABUNDANCES authKW 791801 23% 11% 318
2 ULTRAVIOLET ISM authKW 543748 9% 19% 125
3 ISM MOLECULES authKW 532887 28% 6% 391
4 ISM CLOUDS authKW 441883 23% 6% 319
5 ISM ATOMS authKW 297310 7% 14% 91
6 ISM STRUCTURE authKW 151102 8% 6% 116
7 ASTROCHEMISTRY authKW 115454 8% 5% 111
8 ISM LINES AND BANDS authKW 114809 5% 8% 66
9 STARS INDIVIDUAL ZETA OPHIUCHI authKW 93983 1% 42% 10
10 ASTROPHYSICAL JOURNAL journal 87730 40% 1% 559

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Astronomy & Astrophysics 76000 95% 0% 1323
2 Physics, Atomic, Molecular & Chemical 13 3% 0% 36
3 Spectroscopy -0 1% 0% 8
4 Humanities, Multidisciplinary -0 0% 0% 1
5 Social Sciences, Interdisciplinary -1 0% 0% 2
6 Remote Sensing -1 0% 0% 1
7 Mineralogy -1 0% 0% 1
8 Imaging Science & Photographic Technology -1 0% 0% 1
9 Engineering, Aerospace -1 0% 0% 1
10 Education, Scientific Disciplines -2 0% 0% 1

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CAHILL ASTRON ASTROPHYS 301 17 75182 1% 33% 10
2 CNRS URA 0812 50756 0% 75% 3
3 LERMA LRA 42480 1% 21% 9
4 LERMA 41651 4% 4% 52
5 ONSALA SPACE OBSERV 37729 2% 5% 34
6 UMR8102 35646 1% 23% 7
7 ASTROPHYS SPACE ASTRON 33844 3% 4% 42
8 UMR7092 33829 0% 25% 6
9 OBSERV PARISLERMAUMR 8112 30077 0% 67% 2
10 UMR 8112 29974 2% 5% 28

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ASTROPHYSICAL JOURNAL 87730 40% 1% 559
2 ASTRONOMY & ASTROPHYSICS 42844 22% 1% 312
3 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 11376 11% 0% 154
4 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 11249 4% 1% 49
5 IAU SYMPOSIA 6508 3% 1% 48
6 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC 3513 2% 1% 29
7 ACTA ASTRONOMICA 3446 1% 2% 10
8 ASTRONOMICAL JOURNAL 3194 3% 0% 46
9 ASTROPHYSICS AND SPACE SCIENCE 1242 2% 0% 27
10 OBSERVATORY 1096 0% 1% 6

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 ISM ABUNDANCES 791801 23% 11% 318 Search ISM+ABUNDANCES Search ISM+ABUNDANCES
2 ULTRAVIOLET ISM 543748 9% 19% 125 Search ULTRAVIOLET+ISM Search ULTRAVIOLET+ISM
3 ISM MOLECULES 532887 28% 6% 391 Search ISM+MOLECULES Search ISM+MOLECULES
4 ISM CLOUDS 441883 23% 6% 319 Search ISM+CLOUDS Search ISM+CLOUDS
5 ISM ATOMS 297310 7% 14% 91 Search ISM+ATOMS Search ISM+ATOMS
6 ISM STRUCTURE 151102 8% 6% 116 Search ISM+STRUCTURE Search ISM+STRUCTURE
7 ASTROCHEMISTRY 115454 8% 5% 111 Search ASTROCHEMISTRY Search ASTROCHEMISTRY
8 ISM LINES AND BANDS 114809 5% 8% 66 Search ISM+LINES+AND+BANDS Search ISM+LINES+AND+BANDS
9 STARS INDIVIDUAL ZETA OPHIUCHI 93983 1% 42% 10 Search STARS+INDIVIDUAL+ZETA+OPHIUCHI Search STARS+INDIVIDUAL+ZETA+OPHIUCHI
10 INTERSTELLAR ABUNDANCES 77775 1% 34% 10 Search INTERSTELLAR+ABUNDANCES Search INTERSTELLAR+ABUNDANCES

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1


rank cluster_id2 link
1 4383 GALAXY HALO//ISM BUBBLES//ISM STRUCTURE
2 2728 ISM LINES AND BANDS//DUST EXTINCTION//ISM MOLECULES
3 5031 ISM INDIVIDUAL ORION NEBULA//ISM INDIVIDUAL OBJECTS ORION KL//ISM INDIVIDUAL ORION KLEINMANN LOW
4 22312 MAT SPECT//COMET TAIL SYSTEM//FOURTH POSITIVE SYSTEM
5 3728 ISM CLOUDS//ISM STRUCTURE//ISM KINEMATICS AND DYNAMICS
6 22198 ULTRAVIOLET ISM//ISM INDIVIDUAL IC 405//ISM INDIVIDUAL IC 63
7 16921 CENTRIFUGAL DISTORTION CONSTANT//INERTIAL ROTATION CONSTANT//VIBRATIONAL LEVEL
8 30953 OPEN CLUSTERS AND ASSOCIATIONS INDIVIDUAL ARA OB1//GAIA ORBITING OBSERVATORY//2MASS PHOTOMETRY CALIBRATION
9 213 STARS FORMATION//ISM CLOUDS//ISM MOLECULES
10 32766 ASTRON ASTROPHYS OBSERV//DEAC//RESONANTLY ENHANCED IONIZATION SPECTRUM

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